<div class="head-box">
	<div class="logo"><img id="logo" src="../img/logo.png" alt="logo图片"></div>
	<ul class="top-nav clearfix pull-right">
		<li class="nav-item pull-left active" data-id="1">首页</li>
		<li class="nav-item pull-left" data-id="2">产品介绍</li>
		<li class="nav-item pull-left" data-id="3">新闻中心</li>
		<li class="nav-item pull-left" data-id="4">合作案例</li>
		<li class="nav-item pull-left" data-id="5">渠道合作</li>
	</ul>
</div>
